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Bowie Resources, LLC Surface Water <br />Bowie No. 2 Mine <br />2016 Annual Hydrology Report S-11 <br />Stevens Draw - Spring 11 <br />Elevation - 7940 <br />Initiated <br />Activated <br />Date <br />7/12/1995 <br />7/12/1995 <br />7/12/1995 <br />7/12/1995 <br />1/15/2001 1/15/2001 1/15/2001 <br />1 <br />1/15/2001 <br />10/28/2016 9/12/2016 6/21/2016 <br />5/31/2016 <br />Summary Information <br />Field <br />Parameters <br />UNITS <br />Baseline Operation <br />Min Ave Max Min Ave <br />Max <br />Flow <br />GPM <br />0.00 0.00 0.00 0.00 0.01 <br />0.94 0 0 0 0 <br />FieldComment <br />Dry Dry Dry Damp <br />ph <br />su <br />7.6 7.6 <br />1 <br />7.6 <br />Conductivity <br />umhos/cm <br />160 160 <br />160 <br />Temperature <br />Celsius <br />7.7 7.7 <br />7.7 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg/L <br />Chloride <br />mg/L <br />Conductivity <br />umhos/cm <br />Hardness <br />mg/L <br />Nitrate -Nitrite <br />mg/L <br />Oil and Grease <br />mg/L <br />pH <br />su <br />Phosphate <br />mg/L <br />ResidueFilterable -TDS <br />mg/L <br />ResidueNonFilterable-TSS <br />mg/L <br />SAR <br />Sulfate <br />mg/L <br />Aluminum <br />mg/L <br />Arsenic <br />mg/L <br />Cadmium <br />mg/L <br />Calcium <br />mg/L <br />Copper <br />mg/L <br />Iron (Total) <br />mg/L <br />Lead <br />mg/L <br />Magnesium <br />mg/L <br />Manganese (Total) <br />mg/L <br />Mercury <br />mg/L <br />Molyebdenum <br />mg/L <br />Selenium <br />mg/L <br />Sodium <br />mg/L <br />Zinc <br />mg/L <br />The monitoring point for S-11 is located along the Stevens Draw road and is located on the lower side of the road. <br />Baseline Information for Point S-11 is derived from events beginning on 7/12/95 through 1/15/01. <br />Point influenced by mining on 1/15/01. <br />Figure 26 <br />